N-(4-((4-(diethylamino)phenyl)(phenyl)methylene)cyclohexa-2,5-dien-1-ylidene)-N-ethylethanaminium CAS 18198-35-1
| CAS No. | 18198-35-1 |
| Molecular Formula | C27H33N2 |
| Molecular Weight | 385.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 385.56 g/mol gives N-(4-((4-(diethylamino)phenyl)(phenyl)methylene)cyclohexa-2,5-dien-1-ylidene)-N-ethylethanaminium distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
N-(4-((4-(diethylamino)phenyl)(phenyl)methylene)cyclohexa-2,5-dien-1-ylidene)-N-ethylethanaminium (CAS 18198-35-1), molecular formula C27H33N2 and molecular weight 385.56 g/mol, is a CATO reference standard with documented purity and traceability.
N-(4-((4-(diethylamino)phenyl)(phenyl)methylene)cyclohexa-2,5-dien-1-ylidene)-N-ethylethanaminium (C27H33N2) contains a nitrogen-containing heterocyclic scaffold, a nitrile group. Its high carbon-to-hydrogen ratio confers good lipid solubility; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), N-(4-((4-(diethylamino)phenyl)(phenyl)methylene)cyclohexa-2,5-dien-1-ylidene)-N-ethylethanaminium meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C27H33N2 |
| Molecular Weight | 385.56 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 12.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 2 |
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Recommended Standards
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- N'3-[5-chloro-3-(trifluoromethyl)-2-pyridyl]-2,5-dichloropyridine-3-carbohydrazide (CAS 680217-59-8)
- 2-Azido-1,3-difluorobenzene (CAS 102284-85-5)
- (4-(1H-1,2,3-triazol-1-yl)phenyl)methanol (CAS 887590-19-4)
- 3-(2-Aminothiazol-4-yl)phenyl acetate (CAS 886495-16-5)
- 4-(Thiophen-2-ylmethyl)benzonitrile (CAS 100005-79-6)
- 7-Fluoro-2',3',5',6'-tetrahydrospiro[indoline-3,4'-pyran] (CAS 1388060-65-8)
- Teduglutide Di-Gly4 Impurity (CAS CATO-C4X-23645)
- 1-(7-Methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1-tosyl-1H-indol-3-yl)-2,2-dimethylpropan-1-one (CAS 2390149-36-5)
- 4-(5-(3-(Dimethylamino)phenyl)-1,2,4-oxadiazol-3-yl)-1-phenylpyrrolidin-2-one (CAS 1170795-01-3)
- 1-(2-Chlorophenoxy)-3-(4-fluorobenzenesulfonyl)propan-2-ol (CAS 478079-91-3)
- Biotinyl-Neuropeptide W-23 (human) (CAS 1815618-09-7)
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